hypoallergenic

UK: /ˌhaɪpəʊælə^rˈdʒɛnɪk/

US: /ˌhaɪpoʊˌælɚˈdʒɛnɪk/

US: (hī′pō al′ər jen′ik)

WordReference Random House Learner's Dictionary of American English © 2025

hy•po•al•ler•gen•ic /ˌhaɪpoʊˌælɚˈdʒɛnɪk/   adj. 

1. made or designed to lessen the likelihood of an allergic reaction:
   hypoallergenic cosmetics.

WordReference Random House Unabridged Dictionary of American English © 2025

hy•po•al•ler•gen•ic  (hī′pō al′ər jen′ik), adj. 

1. designed to reduce or minimize the possibility of an allergic response, as by containing relatively few or no potentially irritating substances:
   hypoallergenic cosmetics.

Also, hy′po-al′ler•gen′ic. 

• hypo- + allergenic 1950–55

Collins Concise English Dictionary © HarperCollins Publishers::

hypoallergenic / ˈhaɪpəʊˌæləˈdʒɛnɪk/ adjective

1. (of cosmetics, earrings, etc) not likely to cause an allergic reaction